Potentiation of muscle contraction by high concentration of picrotoxin.
D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D001001:Anura; D002118:Calcium / Q000378:metabolism; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects*; D010852:Picrotoxin / Q000008:administration & dosage / Q000494:pharmacology*; D011892:Rana catesbeiana; D012519:Sarcoplasmic Reticulum / Q000378:metabolism; D013268:Stimulation, Chemical
D002118:Calcium; D010852:Picrotoxin